ljiangjl/Recursive-IC-Window
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IC_Window =================== To improve window aggregate queries in SciDB with Recursive Incremental Computation Method. 'ric_window' implemented into SciDB as a plugin user-defined-operator Supporting aggregate operators: Sum, Avg, Max, Min, Var, Stdev SciDB Version: 14.12 =================== How to Use: copy libicwindow.so into the scidb plugin dir, run the following command within 'iquery' client of SciDB AFL% load_library('icwindow'); Then operator 'ric_window' and 'ic_window' can be used. 'ric_window' is implemented in recursive IC method; 'ic_window' us implemented in basic IC method; please use 'ric_window' operator to get the best performance improvement. The parameter settings are the same as SciDB's build-in operator 'window' in SciDB Check details in the SciDB-Userguide ==================== To Make: Need to modify the Makefile, set the SciDB-Source Directory with correct location in your machine. A few libraries needed to compile, same ones as building SciDB from Source Code.
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